79e9897fb6831df1239df0e5379c701e78d6682853988773e8bc00953512a8d62440a67cc798dbc366fdf5bc4e1e30e295914733

로봇팔뚝 회전시켜서 x랑 y를 회전시켰는데 이건 왜이런거임...?